Reptilian Brain - Marketing Dictionary - Upnify
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Reptilian Brain


The primitive brain, often referred to as the "reptilian brain," stands as one of the most ancient and fundamental components of the human brain. This nomenclature is rooted in the concept that this brain region shares functional characteristics with the brains of reptiles and other primordial creatures. The reptilian brain primarily comprises two significant structures: the olfactory bulb and the brainstem.

This primitive brain assumes responsibility for critical survival functions, encompassing the regulation of heart rate, respiration, body temperature, and the instinctual "fight or flight" response to perilous situations. Furthermore, it plays a pivotal role in governing basic instincts, such as hunger, thirst, and the drive for reproduction.

Beyond its physiological roles, the reptilian brain exerts its influence on human behavior through various avenues. It governs the most primal emotional reactions, like fear and aggression, and contributes to the establishment of habitual patterns and actions. Additionally, it plays a part in impulsive decision-making and swift evaluations of situations, even in domains like shopping and consumption.

It's crucial to note that the reptilian brain doesn't operate in isolation within the human brain. Instead, it maintains connections with other brain regions, such as the limbic system and the cerebral cortex. These regions oversee more intricate cognitive functions like rational thinking, planning, and advanced emotional processing.




The Marketing Glossary is a compendium of all the most commonly used terminology in sales strategy. Many of the concepts listed here are used when implementing a CRM system or a digital sales funnel, no matter if they are legacy systems or an online CRM. See also our blog that deals with sales techniques, marketing and sales culture.